#include <stdio.h>
typedef int (*pfunc_t)(int, int);
int add(int val1, int val2) {
	return val1 + val2;
}
int main() {
	pfunc_t p_add = NULL;
	p_add = add;
	printf("add是%p\n", add);
	printf("结果是%d\n", p_add(3, 5));
	return 0;
}
